Final answer:
The three major categories of the Code are Achievements, Limitations, and Compatibility. These categories help in analyzing and studying various topics within the field of social studies.
Step-by-step explanation:
The three major categories of the Code are:
- Achievements
- Limitations
- Compatibility
These categories are used to categorize the sources of political thought, types of text, and the basic laws in different legal systems. For example, in the Tang Code, people were divided into three broad categories: privileged, respectable commoners, and inferior or base people. Understanding these categories helps in analyzing and studying various topics within the field of social studies.